The Sufix 50 Yard InvisiLine Ice Fluorocarbon Fishing Line features ultra-low visibility and superior strength and handling. It is hydrophobic and water repellant with abrasion resistance and sensitivity. It sinks 4 times faster than monofilament! Features: 100% Fluorocarbon with stealth-like invisibility. Superior strength, abrasion resistance and sensitivity. Low-stretch index for optimal hook setting power. Capacity: 50 yards. Color: Clear.